Frob enius endomorphisms of linear spaces Alexander E. Guterman During the last century many efforts were devoted to classifying Frobenius endomorphisms of matrices, i.e., transformations preserving certain matrix invariants. The first result in this area was obtained by Frobenius in 1896, who characterized all bijective linear transformations on the space of complex matrices Mn (C) that preserve the determinant function. ... I am preparing a textbook and a computer course in my research area. ...

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System of astrometric databases of Pulkovo observatory. 26-inch refractor . Pulkovo system of astrometric databases consists of three databases, which contain results of processing photographic and CCD observations, obtained with the 26-inch refractor and the Normal astrograph of Pulkovo observatory. Pulkovo photographic catalogs: Pul-2, Pul-3 (Pul-3 SE), Pul ERS . Results of photographic and CCD observations of Solar system objects . ... Normal Astrograph ...

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... Телескопы . ... Настраивает полярную ось согласно статье Полярная настройка монтировки телескопа с помощью искателя полюса , для визуальных наблюдений достаточно просто увидеть Полярную звезду в искатель. ... Нажимаем ENTER . ... Нам нужно настроить телескоп минимум по трем звездам. ... После установки звезды в перекрестия искателя нажимаем ENTER и нам предлагают подвести звезду в центр поля зрения телескопа. ... Калибровке по трем опорным звездам достаточна для наблюдений и мы нажимаем кнопку UNDO ...

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... LP-Moon.pdf - 26KB . ... A. A. Berezhnoy1,2, N. Hasebe1, M. Kobayashi1, G. Michael3 and N. Yamashita1 1Advanced Research Institute for Science and Engineering, Waseda University, Tokyo, Japan 2Sternberg Astronomical Institute, Moscow, Russia 3German Aerospace Center, Institute for planetary research, Berlin, Germany . Brown University - Vernadsky Institute Microsymposium 40, 2004, Moscow, Russia . ... 3Now at: Sternberg Astronomical Institute, Moscow University, Moscow, Russia . ...

... A Typical Visit . ... Special Needs . ... Talk to a member of our education team when booking to find out how you can make the most of your visit to Armagh Planetarium. ... At Armagh Planetarium, our building is user friendly for those with mobility or other difficulties, and we have a number of other arrangments and facilities in place to welcome anyone with special needs to the Planetarium. тАв Disabled parking available in close proximity to thebuilding . ... Teacher checklist for a school trip ....

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